Can I open-source Tresorit?
YES · mature open-source replacementYes. Syncthing (70k stars), Nextcloud (29k stars), Ente (20k stars) are mature open-source replacements for Tresorit — self-host in one command and stop paying $13.99/mo.
People still pay for Tresorit because storage subscriptions sell confidence that files will still exist after a lost device, bad sync, or provider incident. The recurring cost buys chunking, encryption, conflict detection, versions, garbage collection, bandwidth, restore drills, monitoring, billing, and disaster recovery, not just the visible interface.
xaudited encryption, cross-platform clients, sharing policy, recovery, and compliance
xglobal sync network
xbattle-tested conflict resolution
xransomware recovery guarantees
xmobile clients and support
These projects already replace it, free.
PPeergosEnd-to-end encrypted sync and secret links, with a smaller ecosystem and a stranger architecture.open source↗SSyncthingContinuous peer-to-peer file sync between your devices with no server and no cloud in the middle.open source↗NNextcloudYour own Dropbox plus calendar, contacts, office docs and a huge app store. The default answer to "can I self-host my files?"open source↗What each one is, in full: Syncthing · Nextcloud
all 5 open-source alternatives to Tresorit →· no votes, no pay-to-list · just what's real
Can I open-source Tresorit?
Yes. Peergos replaces Tresorit today — self-host it on your own server or machine with no subscription. The full list of open-source alternatives is on this page.
How much does Tresorit cost?
Tresorit costs about $13.99/month (Personal, checked 2026-07-31), which is $167.88 per year. That's what you save by replacing it with open source.
What do I lose by replacing Tresorit?
Honestly: audited encryption, cross-platform clients, sharing policy, recovery, and compliance; global sync network; battle-tested conflict resolution; ransomware recovery guarantees; mobile clients and support. If any of those are load-bearing for you, keep paying.
Is there an open-source alternative to Tresorit?
Yes: Peergos (End-to-end encrypted sync and secret links, with a smaller ecosystem and a stranger architecture.) Syncthing (Continuous peer-to-peer file sync between your devices with no server and no cloud in the middle.) Nextcloud (Your own Dropbox plus calendar, contacts, office docs and a huge app store. The default answer to "can I self-host my files?") All 5 curated open-source alternatives are at caniopensourceit.online/tresorit/alternatives.